Can someone help me with this pleaseee

The energy of blowing wind can be harnessed to create electricity. why is wind considered a renewable energy source? a) wind does not cause destruction of the environment.b) wind turns the blades of a windmill that creates electricity.c) wind provides only a very small amount of electricity to the united states.d) wind comes from atmospheric conditions that are available indefinitely.

20 the compound al(nh3)2 has atoms of nitrogen.

Gene expression is the activation of a gent that results in a question 1 options: protein dna mitochondria